Date: Mon, 9 Dec 1996 16:07:48 +1030 (CST) From: Michael Smith <msmith@atrad.adelaide.edu.au> To: erich@lodgenet.com (Eric L. Hernes) Cc: msmith@atrad.adelaide.edu.au, tony@nlanr.net, hackers@freebsd.org Subject: Re: Driver help Message-ID: <199612090537.QAA07561@genesis.atrad.adelaide.edu.au> In-Reply-To: <199612031744.LAA13076@jake.lodgenet.com> from "Eric L. Hernes" at "Dec 3, 96 11:44:34 am"
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Eric L. Hernes stands accused of saying: > > > IMHO, using copyin/out in drivers is bogus in most cases. > > I agree, but people porting drivers from a sysV derrivative, may want > to have a driver that will compile and work on either machine. I've > used a set of macros tucked away in the ifdef section like: ... This implies that SysV doesn't provide the readv/writev interface, correct? > I've also done similar things with the dma kernel support functions. > Usually, the driver ends up looking more BSDish than SCOish, but > isn't that how God intended? ;-) *grins* Now, is this documented in the DDWG? > erich@lodgenet.com -- ]] Mike Smith, Software Engineer msmith@gsoft.com.au [[ ]] Genesis Software genesis@gsoft.com.au [[ ]] High-speed data acquisition and (GSM mobile) 0411-222-496 [[ ]] realtime instrument control. (ph) +61-8-8267-3493 [[ ]] Unix hardware collector. "Where are your PEZ?" The Tick [[
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